US DOE ARCHIVES {o326g9.S. ATOMIC ENERGY ~ je Can 3a i r RG Ob AIST ORIAN Collection Box Folder (D8) fF | ' 9ieynme quenenendinais 3. //32 : -3~ 3363 7 2/ b. Une of Ca-i§. Such techniques as bone grafting of «a “hot" graft to a "gold" host, and vice versa; and intravoncas injections of labeled Ca-i5 are employed, The results of the data are still tentative, but one get, of axperimnents shows the disappearance of Ca-45 from the serum is axponential, with the epecific activity of the bane in a puppy excesding the bload specific activity at 2-3 hours after ts being given to mroving and extending the utility of standard instruments in the radiation detection fleld. Recent steps to coordinate thease effarte were: a. AEC offiess and contractors at 5t. Louis, Cak Ridge, and Savannah River were visited. Discussions were held to out~ line the Comisaion-wide ecordination plans, and to assure eloee ifaison on instrumentation matters betwen the respec- tive areas and the Division. b. In aooperation with the Incuaetry Evaluation Board of the Departaent of Cammerac, a detailed study haa been vrepared of oritical radiation instrusents and components to svaluate the industrial capacity and physical seourity of companios producing oritical items. (UNCLASSIFIED) “The pateiae 34 SomesTa Yor the Specialslectroa Tube Development Program will meet with tesnmical personnel from the AEC national. laboratories in New York on July 29, 30, and 31. The Gomnittes functions to give technical guidance on the feasibility of developing speeial electron tubes, and negot-lating plans with industry for production and development <tudies. Pmmasta roasted Zor thee te be used in tperialived wap vary, and may net always be of general interest to other aC installations. However, the Committee endeavors to sect the special demands and arranges the work with the contractor for only a Limited DOW ARCHIVES